glasswort

noun

1. (countable, uncountable)Any plant of the salt-tolerant genus Salicornia (syn. Sarcocornia), once burned to produce the ash used to make soda glass.
2. (countable, uncountable)Other salt-tolerant plants, especially those used to produce such ash.
3. (countable, uncountable)Other salt-tolerant plants, especially those used to produce such ash.
4. (countable, uncountable)Other salt-tolerant plants, especially those used to produce such ash.
5. (countable, uncountable)Other salt-tolerant plants, especially those used to produce such ash.
6. (countable, uncountable)Other salt-tolerant plants, called samphire.
7. (countable, uncountable)Other salt-tolerant plants, called samphire.